Inflatable cushion



FIG. 1 is a front, right, and top perspective view of an inflatable cushion, showing my design.

FIG. 2 is a rear, left, and bottom perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a bottom plan view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a left side elevation view thereof; and,

FIG. 8 is a right side elevation view thereof.

The broken lines shown in the drawings are included for the purpose of illustrating portions of the inflatable cushion that form no part of the claimed design. 

CLAIM The ornamental design for an inflatable cushion, as shown and described. 